SAN CLEMENTE, Calif.--(BUSINESS WIRE)--VertiFlex®, Inc., a leading innovator of advanced minimally invasive spinal surgery technologies, today announced that the U.S. Patent and Trademark Office has awarded five additional key patents covering the design and implantation method for its unique interspinous spacer technology. The five U.S. patent numbers are 8,012,207, 8,123,807, 8,123,782, 8,128,662, and 8,152,837. These patents add to its previously issued patent 7,763,074 for a total of six. Several additional patents are also currently in review at the patent office which will even further add to VertiFlex’s portfolio.